CN108834379B

CN108834379B - Polarization type heat dissipation dustproof electrical cabinet

Info

Publication number: CN108834379B
Application number: CN201810858699.3A
Authority: CN
Inventors: 董颢霞; 温秀梅; 杜春梅; 吕英丽; 刘启程
Original assignee: Hebei University of Architecture
Current assignee: Hebei University of Architecture
Priority date: 2018-07-31
Filing date: 2018-07-31
Publication date: 2022-07-12
Anticipated expiration: 2038-07-31
Also published as: CN108834379A

Abstract

The invention discloses a polarized heat-dissipation dustproof electrical cabinet, which comprises a cabinet body, wherein a lifting box is arranged on the inner wall of the left side of the cabinet body in a sliding manner, lifting nuts are fixed at the upper end and the lower end of the lifting box, a lifting screw rod is arranged in the lifting nut in a penetrating manner, the lifting screw rod is in threaded connection with the lifting nut, the lower end of the lifting screw rod is rotatably connected with the bottom of the cabinet body, and the upper end of the lifting screw rod penetrates through the top of the cabinet body. Thereby the heat dissipation dust removal effect of device has been improved, and the practicality is strong.

Description

Polarization type heat dissipation dustproof electrical cabinet

Technical Field

The invention relates to the technical field of electrical cabinets, in particular to a polarized heat-dissipation dustproof electrical cabinet.

Background

At present, in the installation process of electrical equipment, more and more electrical control cabinets are installed on site or near mechanical equipment, so that the installation cost can be saved and the complexity of the installation process can be reduced; however, the industrial site environment is different and some environments are ideal, but many environments on site are severe, such as high temperature, dust, moisture and the like. In addition, with the increasing popularization of new technologies such as variable frequency speed regulation and the like and the purpose of meeting various control requirements, the use of heating elements in electrical control cabinets is also becoming more common, for example: frequency converters, solid state relays, transformers, various rectifier modules, and the like; in order to ensure the normal operation of each component in the electrical control cabinet, it is necessary to adopt various means to ensure that a certain temperature is maintained in the electrical control cabinet.

The traditional electrical cabinet has poor heat dissipation and dustproof effects and low heat dissipation efficiency, and is often damaged due to high-temperature operation of electrical components, so that unnecessary economic loss is caused; how to design simple structure, convenient operation, the high-efficient intelligence of radiating effect, dustproof simple effectual regulator cubicle intelligence heat abstractor of handling is one of the problem that the electric industry is promptly to solve at present.

In order to solve the above problems, a conventional patent publication No. CN207266456U discloses an electrical cabinet, but the dust removal method inside the device is to disturb the dust and then generate suction force to extract the dust, and the air generated by the air extraction method has low fluidity and is not easy to generate air cooling and heat dissipation.

Disclosure of Invention

The invention aims to provide a polarization type heat-dissipation dustproof electrical cabinet to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a polarization type heat-dissipation dustproof electric cabinet comprises a cabinet body, wherein a lifting box is arranged on the inner wall of the left side of the cabinet body in a sliding mode, lifting nuts are fixed to the upper end and the lower end of the lifting box, lifting screw rods penetrate through the lifting nuts, the lifting screw rods are in threaded connection with the lifting nuts, the lower ends of the lifting screw rods are rotatably connected with the bottom of the cabinet body, the upper ends of the lifting screw rods penetrate through the top of the cabinet body and are connected with the output end of a lifting motor, the lifting box slides up and down along the inner wall of the cabinet body under the driving of the lifting motor, a dust-removal heat-dissipation cylinder is arranged on the right side of the lifting box, a dust-removal brush is arranged on the outer side of the dust-removal heat-dissipation cylinder, a sliding sleeve is arranged at the left end of the dust-removal heat-dissipation cylinder, a sliding tube is arranged at the left end of the sliding sleeve in a sliding mode, a limiting mechanism is arranged between the sliding tube and the sliding tube, a driven gear is arranged on the sliding tube positioned in the lifting box, a driving motor is fixed in the lifting box below the driven gear, the output end of the driving motor is provided with a driving gear, the driving gear is meshed with the driven gear, the driving gear drives the driven gear to rotate under the driving of the driving motor, and the driven gear drives the dust removal heat dissipation cylinder to rotate through the sliding pipe and the sliding pipe sleeve, so that dust in the cabinet body is disturbed.

The dust removal heat dissipation cylinder is internally provided with a partition plate, the partition plate divides the inner cavity of the dust removal heat dissipation cylinder into a gas spraying cavity and a gas suction cavity, vent holes are uniformly distributed on the surface of the dust removal heat dissipation cylinder, the sliding pipe is communicated with the gas spraying cavity on the sliding pipe through a communicating hose, the gas inlet end of the upper left side of the lifting box is connected with a gas blowing pump positioned at the upper left side of the cabinet body through a gas blowing pipe, the gas inlet end of the gas blowing pump is provided with a filter cover, the gas outlet at the right end of the gas suction cavity is rotatably provided with a gas outlet pipe which is connected with an exhaust pipe, the upper end of the exhaust pipe penetrates through the top of the cabinet body, the upper end of the exhaust pipe is also provided with a gas suction pump, when the device works, gas is blown into the lifting box through the gas blowing pump, enters the gas spraying cavity along the sliding pipe, the sliding sleeve and the communicating hose, and is sprayed out from the vent holes where the gas spraying cavity is positioned, so that the dust interference effect is further improved, and then, under the action of the gas suction pump, enters the vent holes, then along with the blast pipe discharge, this kind of radiating mode can carry out the forced air cooling to cabinet body inside, and cold wind also helps blowing up the dust on the electrical unreduced to the heat dissipation dust removal effect of device has been improved.

As a further scheme of the invention: the cabinet body is a rectangular box body, and four corners of the bottom of the box body are provided with a self-locking universal wheel.

As a further scheme of the invention: the external side of the cabinet is provided with a heat radiation water tank which is arranged around the edge of the cabinet body and is provided with an opening at the upper end, so that the water with larger specific heat capacity can be utilized to absorb the heat of the electric appliance cabinet.

As a further scheme of the invention: the limiting mechanism comprises a limiting protrusion positioned on the outer side of the sliding pipe and a limiting groove positioned inside the sliding sleeve, and the limiting protrusion and the limiting groove are matched with each other, so that the sliding pipe and the sliding sleeve are prevented from rotating relatively.

As a further scheme of the invention: still be equipped with polarization mechanism between dust removal heat dissipation section of thick bamboo and the lift case, polarization mechanism sets up the polarization landing leg of both sides about dust removal heat dissipation section of thick bamboo including the symmetry, and the polarization landing leg is L type pole, and polarization landing leg tip is equipped with the polarization wheel, and the lift case right side at polarization wheel place is equipped with the polarization slide rail, and the array distribution has a plurality of polarization protruding on the polarization slide rail, still be equipped with the curb plate on the sliding tube, it is fixed to be connected through reset spring between curb plate and the dust removal heat dissipation section of thick bamboo, and when the polarization landing leg rotates along with dust removal heat dissipation section of thick bamboo, polarization protruding meeting intermittent type nature produces the effort to the polarization wheel, deuterogamy reset of reset spring to make dust removal heat dissipation section of thick bamboo left and right reciprocating motion, just so make dust removal brush also can left and right reciprocating motion when rotating, thereby improved the dirt effect.

As a further scheme of the invention: and the lifting box is provided with a rotating bearing and a sealing ring which are matched with the sliding pipe.

Compared with the prior art, the invention has the beneficial effects that: the air blowing device is simple and reasonable in structure, when the air blowing device works, air is blown into the lifting box through the air blowing pump, the air enters the air blowing cavity along the sliding pipe, the sliding sleeve and the communicating hose, the air is sprayed out of the air holes in the air blowing cavity, the dust disturbing effect is further improved, then the air enters the air holes in the air suction cavity under the action of the air suction pump and is discharged along with the exhaust pipe, the heat dissipation mode can cool the interior of the cabinet body, cold air is also helpful for blowing up dust which is not reduced by electricity, the heat dissipation and dust removal effect of the air blowing device is improved, and the practicability is high.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partial enlargement of the structure of the present invention.

Fig. 3 is a schematic structural diagram of a polarization sliding rail according to the present invention.

Wherein: the device comprises a cabinet body 1, a lifting motor 2, an air blowing pump 3, a filter cover 4, an air blowing pipe 5, a lifting box 6, a lifting nut 7, a lifting screw 8, a heat dissipation water tank 9, an exhaust pipe 10, a dust removal heat dissipation cylinder 11, a dust removal brush 12, a polarization sliding rail 13, a polarization pulley 14, a polarization supporting leg 15, an air inlet 16, an air injection cavity 17, a partition plate 18, an air suction cavity 19, a reset spring 20, a communicating hose 21, a sliding sleeve 22, a sliding pipe 23, a side plate 24, a driving gear 25, a driving motor 26, a driven gear 27 and a polarization bulge 28.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 3, in the embodiment of the present invention, a polarized heat dissipation dustproof electrical cabinet comprises a cabinet body 1, wherein the cabinet body 1 is a rectangular box body, four corners of the bottom of the cabinet body are provided with a self-locking universal wheel, a heat dissipation water tank 9 is arranged on the outer side of the cabinet body 1, the heat dissipation water tank 9 is arranged around the edge of the cabinet body 1, the upper end of the heat dissipation water tank 9 is open, so that the heat of the electrical cabinet can be absorbed by water with a large specific heat capacity, a lifting box 6 is slidably arranged on the inner wall of the left side of the cabinet body 1, lifting nuts 7 are fixed at the upper and lower ends of the lifting box 6, a lifting screw 8 is inserted into the lifting nut 7, the lifting screw 8 is in threaded connection with the lifting nut 7, the lower end of the lifting screw 8 is rotatably connected with the bottom of the cabinet body 1, the upper end of the lifting screw 8 passes through the top of the cabinet body 1 and is connected with the output end of a lifting motor 2, under the driving of the lifting motor 2, the lifting box 6 slides up and down along the inner wall of the cabinet body 1, the right side of the lifting box 6 is provided with a dust removal heat dissipation cylinder 11, the outer side of the dust removal heat dissipation cylinder 11 is provided with a dust removal brush 12, the left end of the dust removal heat dissipation cylinder 11 is provided with a sliding sleeve 22, the left end of the sliding sleeve 22 is provided with a sliding tube 23 in a sliding manner, a limiting mechanism is arranged between the sliding tube 23 and the sliding sleeve 22 and comprises a limiting bulge positioned on the outer side of the sliding tube 23 and a limiting groove positioned inside the sliding sleeve 22, the limiting bulge and the limiting groove are mutually matched so as to avoid the relative rotation between the sliding tube 23 and the sliding sleeve 22, the sliding tube 23 penetrates through the right side of the lifting box 6, the lifting box 6 is provided with a rotating bearing and a sealing ring which are matched with the sliding tube 23, the sliding tube 23 positioned inside the lifting box 6 is provided with a driven gear 27, a driving motor 26 is fixed in the lifting box 6 below the driven gear 27, the output end of the driving motor 26 is provided with a driving gear 25, the driving gear 25 is meshed with the driven gear 27, and under the driving of the driving motor 26, the driving gear 25 drives the driven gear 27 to rotate, and the driven gear 27 drives the dust removing and heat dissipating cylinder 11 to rotate through the sliding pipe and the sliding pipe sleeve 22, so as to disturb dust inside the cabinet 1.

Still be equipped with polarization mechanism between dust removal heat dissipation cylinder 11 and the lift box 6, polarization mechanism is including the polarization landing leg 15 of symmetry setting in dust removal heat dissipation cylinder 11 upper and lower both sides, and polarization landing leg 15 is L type pole, and polarization landing leg 15 tip is equipped with polarization wheel 14, and lift box 6 right side at polarization wheel 14 place is equipped with polarization slide rail 13, and the array distributes on polarization slide rail 13 has a plurality of polarization arch 28, still be equipped with curb plate 24 on the sliding tube 23, be connected fixedly through reset spring 20 between curb plate 24 and the dust removal heat dissipation cylinder 11, when polarization landing leg 15 rotates along with dust removal heat dissipation cylinder 11, polarization arch 13 can intermittent type nature produce the effort to polarization wheel 14, and the reset of reset spring 20 of deuterogamying to make dust removal heat dissipation cylinder 11 reciprocating motion about, just so make dust removal brush 12 also can reciprocating motion about rotating, thereby improved the dirt effect of disturbing.

The dust removal heat dissipation cylinder 11 is internally provided with a partition plate 18, the partition plate 18 divides the inner cavity of the dust removal heat dissipation cylinder 11 into a gas spraying cavity 17 and a gas suction cavity 19, the surface of the dust removal heat dissipation cylinder 11 is uniformly distributed with vent holes, a sliding pipe 23 is communicated with the gas spraying cavity 17 on the sliding pipe 23 through a communicating hose 21, the gas inlet end of the left upper side of the lifting box 6 is connected with a gas blowing pump 3 positioned at the left upper side of the cabinet body 1 through a gas blowing pipe 5, the gas inlet end of the gas blowing pump 3 is provided with a filter cover 4, the gas outlet at the right end of the gas suction cavity 19 is rotatably provided with a gas outlet pipe which is connected with a gas exhaust pipe 10, the upper end of the gas exhaust pipe 10 penetrates through the top of the cabinet body 1, the upper end of the gas exhaust pipe 10 is also provided with a gas suction pump, when the device works, gas is blown into the lifting box 6 through the gas blowing pump 3, the gas enters the gas spraying cavity 17 along the sliding pipe 23, the sliding sleeve 22 and the communicating hose 21, and is sprayed out from the vent holes where the gas spraying cavity 17 is positioned, thereby further improved and disturbed the dirt effect, then under the effect of air pump, gaseous getting into from the bleeder vent at chamber 19 place of breathing in, then along with blast pipe 10 discharges, this kind of radiating mode can carry out the forced air cooling to cabinet body 1 inside, and cold wind also helps blowing the dust on the electricity does not reduce to the heat dissipation dust removal effect of device has been improved.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A polarization type heat-dissipation dustproof electric cabinet comprises a cabinet body (1) and is characterized in that a lifting box (6) is arranged on the inner wall of the left side of the cabinet body (1) in a sliding mode, lifting nuts (7) are fixed to the upper end and the lower end of the lifting box (6), a lifting screw (8) penetrates through the lifting nuts (7), the lifting screw (8) is in threaded connection with the lifting nuts (7), the lower end of the lifting screw (8) is rotatably connected with the bottom of the cabinet body (1), the upper end of the lifting screw (8) penetrates through the top of the cabinet body (1) and is connected with the output end of a lifting motor (2), the lifting box (6) slides up and down along the inner wall of the cabinet body (1) under the driving of the lifting motor (2), a dust-removal heat-dissipation cylinder (11) is arranged on the right side of the lifting box (6), a dust-removal brush (12) is arranged on the outer side of the dust-dissipation cylinder (11), a sliding sleeve (22) is arranged at the left end of the dust-removal heat-dissipation cylinder (11), the left end of the sliding sleeve (22) is provided with a sliding tube (23) in a sliding manner, a limiting mechanism is arranged between the sliding tube (23) and the sliding sleeve (22), the sliding tube (23) penetrates through the right side of the lifting box (6), a driven gear (27) is arranged on the sliding tube (23) inside the lifting box (6), a driving motor (26) is fixed in the lifting box (6) below the driven gear (27), the output end of the driving motor (26) is provided with a driving gear (25), the driving gear (25) is meshed with the driven gear (27), a partition plate (18) is arranged inside the dust removal heat dissipation cylinder (11), the partition plate (18) divides the inner cavity of the dust removal heat dissipation cylinder (11) into a gas spraying cavity (17) and a gas sucking cavity (19), air holes are uniformly distributed on the surface of the dust removal heat dissipation cylinder (11), and the sliding tube (23) is communicated with the gas spraying cavity (17) on the sliding tube (23) through a communication hose (21), the air inlet end of the upper left side of the lifting box (6) is connected with the air blowing pump (3) located at the upper left side of the cabinet body (1) through the air blowing pipe (5), the air inlet end of the air blowing pump (3) is provided with the filter cover (4), the air outlet of the right end of the air suction cavity (19) is rotatably provided with an air outlet pipe, the air outlet pipe is connected with the exhaust pipe (10), the upper end of the exhaust pipe (10) penetrates through the top of the cabinet body (1), and the upper end of the exhaust pipe (10) is further provided with an air suction pump.

2. The polarized heat-dissipation dustproof electrical cabinet according to claim 1, wherein the cabinet body (1) is a rectangular box, and four corners of the bottom of the box are provided with a self-locking universal wheel.

3. The polarized heat-dissipation dustproof electrical cabinet according to claim 1, wherein a heat-dissipation water tank (9) is arranged outside the cabinet body (1), the heat-dissipation water tank (9) is arranged around the edge of the cabinet body (1), and the upper end of the heat-dissipation water tank (9) is open, so that water with large specific heat capacity can be used for absorbing heat of the electrical cabinet.

4. The polarized heat-dissipation dustproof electrical cabinet according to claim 1, wherein the limiting mechanism comprises a limiting protrusion located outside the sliding tube (23) and a limiting groove located inside the sliding sleeve (22), and the limiting protrusion and the limiting groove are engaged with each other to prevent the sliding tube (23) and the sliding sleeve (22) from rotating relative to each other.

5. The polarized heat-dissipation dustproof electrical cabinet according to claim 1, wherein a polarization mechanism is further arranged between the dust-removal heat-dissipation cylinder (11) and the lifting box (6), the polarization mechanism comprises polarization support legs (15) symmetrically arranged on the upper side and the lower side of the dust-removal heat-dissipation cylinder (11), the polarization support legs (15) are L-shaped rods, a polarization wheel (14) is arranged at the end of each polarization support leg (15), a polarization sliding rail (13) is arranged on the right side of the lifting box (6) where the polarization wheel (14) is located, a plurality of polarization protrusions (28) are distributed on the polarization sliding rail (13) in an array manner, a side plate (24) is further arranged on the sliding tube (23), and the side plate (24) and the dust-removal heat-dissipation cylinder (11) are fixedly connected through a reset spring (20).

6. The polarized heat-dissipation dustproof electrical cabinet according to claim 1, wherein the lifting box (6) is provided with a rotating bearing and a sealing ring which are matched with the sliding pipe (23).